/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.wicket.model;
import org.apache.wicket.Component;
/**
* This is a marker interface for models that can be inherited from components higher in the
* hierarchy.
*
* If a model implements this interface then you can give the parent container this model and all
* the child (recursively) components will also get and then set that model on their own if they are
* created with a null model
*
* <pre>
* Form form = new Form("form", new ModelImplementingIInheritableModel());
* new TextField("textfield"); // notice textfield is created with a null model
* </pre>
*
* @author jcompagner
* @author Igor Vaynberg (ivaynberg)
* @param <T>
* The model object type
*/
public interface IComponentInheritedModel<T> extends IModel<T>
{
/**
* @param <W>
* the model object type of the wrapped model
* @param component
* @return The WrapModel that wraps this model
*/
<W> IWrapModel<W> wrapOnInheritance(Component component);
}